This paper investigates the role of unconventional monetary policy as a source of time-variation in the relationship between sovereign bond yield spreads and their fundamental determinants. We use a two-step empirical approach. First, we apply a time-varying parameter panel modelling framework...

We investigate the impact of monetary policy shocks on excess corporate bonds returns. We obtain a significant negative response of bond returns to policy shocks, which is especially strong among low-grading bonds. The largest portion of this response is related to higher expected bond returns...